The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2020
Filed:
Feb. 16, 2017
Applicant:
General Electric Technology Gmbh, Baden, CH;
Inventor:
Kornelia Weidemann, Baden, CH;
Assignee:
General Electric Technology GmbH, Baden, CH;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/24 (2006.01); B23K 35/30 (2006.01); F01D 5/00 (2006.01); B32B 15/01 (2006.01); F01D 11/08 (2006.01); F01D 25/00 (2006.01); B23P 6/00 (2006.01); B23K 101/00 (2006.01);
U.S. Cl.
CPC ...
F01D 25/24 (2013.01); B23K 35/308 (2013.01); B23K 35/3053 (2013.01); B23K 35/3086 (2013.01); B32B 15/011 (2013.01); F01D 5/005 (2013.01); F01D 11/08 (2013.01); F01D 25/005 (2013.01); B23K 2101/001 (2018.08); B23P 6/007 (2013.01); F05D 2220/31 (2013.01); F05D 2230/232 (2013.01); F05D 2230/90 (2013.01); F05D 2300/111 (2013.01); F05D 2300/132 (2013.01); F05D 2300/171 (2013.01);
Abstract
Embodiments of the present invention relate to an inner casing component configured to form part of a steam flow path of a last stage of an axial flow steam turbine, the steam turbine inner casing component having a base made of nodular cast iron and a coating, on the base, in a region exposed to the steam flow path, consisting of manganese austenitic steel.